Atrise ToTXT 文档转换工具，可以将包括Office文档，PDF文档在内的各种文件转换成为为TXT文档，无需安装Office，Acrobat之类的软件。同时该软件也可以进行批量转换操作。
The ToTXT is a file format batch converter. It can convert Microsoft office documents, Adobe PDF and other file formats to plain text:

*.doc, *.xls, *.ppt - Microsoft Office documents
*.htm* - HTML documents
*.pdf - Adobe PDF
different documents (additional components installed is required)
The program is useful for portable documentation, PDA and phone reading.

Features
Selection files to convert using drag and drop, file selection, folder selection;
Can convert multiple files or folders;
Microsoft Office is not required;
Fast multithreading convertion, optimized for dual-core CPU.